JB
John Baird — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Vermillion, Indiana
Our Model Tree links this John Baird across the 1920 and 1930 US Censuses in Vermillion, Indiana (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 7-person household.
Age 14
b. ~1916
Male
Son
Born: Indiana
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Vermillion, Indiana |
| Surname | Baird |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Clinton City Part Of |
| Est. Birth Year | ~1916 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Baird | Daughter | — | 6 | ~1924 |
| George Baird | Head | — | 35 | ~1895 |
| Mildred Baird | Daughter | — | 8 | ~1922 |
| Marie Baird | Daughter | — | 12 | ~1918 |
| John Baird | Son | — | 14 | ~1916 |
| George Baird | Son | — | 10 | ~1920 |
| Elsie Baird | Other | — | 34 | ~1896 |
Census Appearances
1920
Vermillion, Indiana
Son, age 4
Vermillion, Indiana · implied b. ~1916 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baird |
| Given Name | John E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Illinois |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Vermillion, Indiana
Son, age 14
Vermillion, Indiana · implied b. ~1916 — 7 household members
| Surname | Baird |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links John Baird across 2 US Census years (1920 and 1930) in Vermillion, Indiana, using XGBoost record linkage.
Show:
This person
Anchor record
John Baird
Son · 1930 · age 14 · b. ~1916 · Indiana
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Sibling
George Baird
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Baird
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Baird
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Baird
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Vermillion, Indiana
Open full size
1930 US Federal Census — Vermillion, Indiana
Page Contents
50 people indexed on this census page (ia:1930:indianacensus00reel634:0093)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Louis Duran | 52 | Head | Blacksmith | Austria |
| 52 | Mary Duran | 43 | Wife-H | — | Austria |
| 53 | Louis Duran | 14 | Son | Engineer | Indiana |
| 54 | Ray Duran | 21 | Son | Blacksmith | Indiana |
| 55 | Emma Duran | 17 | Daughter-in-law | — | Indiana |
| 56 | Reno Duran | 19 | Son | Mechanic | Indiana |
| 57 | Virginia Duran | 15 | Daughter | — | Indiana |
| 58 | Lulu Hanson | 48 | Head-H | Janitress | Iowa |
| 59 | Alice Hanson | 14 | Daughter | — | Indiana |
| 60 | Ray Hanson | 12 | Son | — | Indiana |
| 61 | Evelyn M. Hanson | 10 | Daughter | — | Indiana |
| 62 | Norma J. Hanson | 6 | Daughter | — | Indiana |
| 63 | William Madison | 52 | Head | Laborer | Illinois |
| 64 | Grace Madison | 51 | Wife-H | — | Iowa |
| 65 | Merrill Madison | 28 | Son | Salesman | Indiana |
| 66 | Adaline Madison | 22 | Daughter-in-law | — | Indiana |
| 67 | John Spears | 30 | Son-in-law | Laborer | Indiana |
| 68 | Goldie Spears | 27 | Daughter | — | Indiana |
| 69 | John W. Spears | 7 | Grandson | — | Indiana |
| 70 | Bennie M. Kelley | 47 | Head | Laborer | Indiana |
| 71 | Nellie Kelley | 43 | Wife-H | — | Indiana |
| 72 | Wilburn Kelley | 21 | Son | Salesman | Indiana |
| 73 | Basil Kelley | 14 | Son | — | Indiana |
| 74 | Wayne Kelley | 11 | Son | — | Indiana |
| 75 | Velma Kelley | 8 | Daughter | — | Indiana |
| 76 | Ruby Kelley | 6 | Daughter | — | Indiana |
| 77 | Ruth Kelley | 6 | Daughter | — | Indiana |
| 78 | Rosetta Ayton | 56 | Head-H | Seamstress | Illinois |
| 79 | Paul Ayton | 26 | Son | Laborer | Indiana |
| 80 | Lester Bridwell | 42 | Head | Laborer | Indiana |
| 81 | Augusta Bridwell | 31 | Wife-H | — | Indiana |
| 82 | Samuel Bridwell | 5 | Son | — | Indiana |
| 83 | Donald Bridwell | 3 | Son | — | Indiana |
| 84 | Charles H. Kirkman | 76 | Head | — | Virginia |
| 85 | Cassie Kirkman | 44 | Wife-H | — | Indiana |
| 86 | George Kirkman | 38 | Son | Oiler | Indiana |
| 87 | Charles Kirkman | 24 | Son | Automobile Mechanic | Indiana |
| 88 | George Baird | 35 | Head | Laborer | Indiana |
| 89 | Elsie Baird | 34 | Wife-H | — | Illinois |
| 90 | John Baird THIS PERSON | 14 | Son | — | Indiana |
| 91 | Marie Baird | 12 | Daughter | — | Indiana |
| 92 | George J. Baird | 10 | Son | — | Indiana |
| 93 | Mildred Baird | 8 | Daughter | — | Indiana |
| 94 | Elizabeth E. Baird | 6 | Daughter | — | Indiana |
| 95 | Harry Stewart | 38 | Head | Laborer | Indiana |
| 96 | Ora J. Stewart | 30 | Wife-H | — | Indiana |
| 97 | Genieva Lawson | 13 | Stepdaughter | — | Indiana |
| 98 | Nancy Wood | 72 | Mother-in-law | — | Indiana |
| 99 | Cora T. Easter | 50 | Head-H | — | Indiana |
| 100 | Lucille Murdock | 21 | Daughter | — | Indiana |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)